Package Includes: You will receive 1 pieces stainless steel blade ruler which is strong for long time use. Material: This sliding T-bevel ruler is made of high quality stainless steel with traditional polished hardwood handle, the blade of sliding T-bevel rule is durable and anti-rust, and wooden handle is safe for you to hold. Application: This adjustable square ruler is an exquisite and sturdy little tool with straight edges and accurate measuring scale, which is ideal for DIY and professional use. It creates perfect lines, accurate angles and measurements for engineers, craftsmen, carpenter, architect. Design: The carpentry bevel ruler is engraved with metric and imperial scales (0-20cm, 0-7 feet) which is accurate and easy to read, This T-bevel blade ruler is designed to create a bevel edge with ease or replicate an existing angle, such as on stairs. Adjustable bevel ruler can be rotated in 360 degrees, and turning the center "knob" can lock angle that is convenient to use.